What does an increase in temperature or energy input do to atoms

4Al + 3O2 → 2Al2O3 How many grams of aluminum are required to produce 3.5 moles Al2O3 in the presence of excess O2

Which proteins speed up chemical reactions? enzymes inhibitors amino acids

What is the mass of the light bulb and paperclips together? a. 250.1 g b. 246.0 g c. 251.0 g d. 205.10 g

In any energy conversion, some of the energy is lost to the environment as Question 5 options: electrical energy potential energy sound energy thermal energy

Give a structural formula to match the name: ethylpropylamine

Who developed the idea of uniformitarianism? A. James Hutton B. Nicholas Steno C. William Smith D. Georges Cuvier

A sample of a hydrate has a mass of 5.026 g. After it is heated, it has a mass of 3.492 g. What is the percentage by mass of water in the hydrate? 1. 19.40% 2. 27.92% 3. 30.52% 4. 69.48%

What is the name of the binary compound N2P3

Urbanization is the cause of "urban heat island" a condition that could be described as

What is the mass number of an atom which is made up of 27 protons, 33 neutrons and 27 electrons?